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Pfizer-BioNTech say low dose of its COVID-19 vaccine is safe and effective for...
September 20, 2021
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Pfizer-BioNTech say low dose of its COVID-19 vaccine is safe and effective for kids 5-11
Pfizer-BioNTech's COVID-19 vaccine is safe and effective for children ages 5 to 11 at one-third the dose used in adolescents and...